<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>
    数据导入
</h1>
<form enctype="multipart/form-data" action="http://localhost:8080/excel/upload" method="post">
    <input type="file" name="file"/>
    <input type="submit">
</form>
<button > <a href="http://localhost:8080/excel/export">导出</a> </button>
</body>
</html>